skrueger/geotools/StyledLayerInterface.java

package skrueger.geotools;

import java.net.URL;

import javax.swing.ImageIcon;

import org.geotools.styling.Style;
import org.opengis.referencing.crs.CoordinateReferenceSystem;

import skrueger.i8n.Translation;

import com.vividsolutions.jts.geom.Envelope;

// fuer Doku
import org.geotools.feature.FeatureCollection;
import org.geotools.coverage.grid.GridCoverage2D;
import skrueger.geotools.MapContextManagerInterface;
import skrueger.AttributeMetaData;
import skrueger.RasterLegendData;

/**
 * This class is the top interface for styled objects to be managed in
 * {@link MapContextManagerInterface}. The (rough) classe structure is the
 * following:
 * <ul>
 * <li><b>{@link StyledMapInterface StyledMapInterface<E>}</b>
 * <ul>
 * <li>{@link #getId()} -> String</li>
 * <li>{@link #getKeywords() get/setKeywords()} -> {@link Translation}</li>
 * <li>{@link #getTitle() set/getTitle()} -> {@link Translation} (short
 * description for layer list)</li>
 * <li>{@link #getDesc() set/getDesc()} -> {@link Translation} (long
 * description for details)</li>
 * <li>{@link #getCrs()} -> {@link CoordinateReferenceSystem}</li>
 * <li>{@link #getCRSString()} -> String (readable description of CRS)</li>
 * <li>{@link #getEnvelope()} -> {@link Envelope} (JTS-Envelope)</li>
 * <li>{@link #getGeoObject()} -> E (GridCoverage/FeatureCollection/...)</li>
 * <li>{@link #getStyle() set/getStyle()} -> {@link Style}</li>
 * <li>{@link #isHideInLegend()} -> Boolean</li> *
 * <li>{@link #uncache()}</li>
 * <li>{@link #dispose()}</li>
 * </ul>
 * </li>
 * <li><b>{@link StyledFeatureCollectionInterface} extends
 * {@link StyledMapInterface StyledMapInterface<FeatureCollection>}</b>
 * <ul>
 * <li>{@link StyledFeatureCollectionInterface#getAttributeMetaDataMap()} ->
 * Map<Integer,AttributeMetaData></li>
 * </ul>
 * </li>
 * <li><b>{@link StyledRasterInterface} extends
 * {@link StyledMapInterface StyledMapInterface<GridCoverage2D>}</b>
 * <ul>
 * <li>{@link StyledRasterInterface#getLegendMetaData()} ->
 * {@link RasterLegendData}</li>
 * </ul>
 * </li>
 * </ul>
 * <br>
 * <b>Restrictions:</b>
 * <ul>
 * <li>layer list only depends on {@link StyledMapInterface}</li>
 * <li>methods returning {@link Translation} must not return {@code null}</li>
 * <li>methods returning {@link AttributeMetaData}-Map must not return
 * {@code null}</li>
 * <li>static helper method to get a new {@link AttributeMetaData}-map withe
 * the visible attributes only</li>
 * <li>static helper method to create a "default" {@link AttributeMetaData}-map
 * for a {@link FeatureCollection} with all attributes visible and without real
 * translations, but the attribute name as description.</li>
 * </ul>
 */
public interface StyledMapInterface<E> {
        public String getId();

        public Translation getTitle();

        public void setTitle(Translation title);

        public Translation getDesc();

        public void setDesc(Translation dec);

        public Translation getKeywords();

        public void setKeywords(Translation keywords);

        public CoordinateReferenceSystem getCrs();

        public String getCRSString();

        public Envelope getEnvelope();

        /**
         * @return return an ImageIcon - <code>null</code> is valid and no icon or
         *         a default icon will then be shown
         */
        public ImageIcon getImageIcon();

        public void setImageIcon(ImageIcon icon);

        /**
         * Returns the underlying GeoTools Object
         * 
         * @throws RuntimeException
         */
        public E getGeoObject() throws Exception;

        public Style getStyle();

        public void setStyle(Style style);

        /**
         * Returns the {@link URL} to a (HTML) file that provides more information
         * about this layer. If no HTML if associated with this
         * {@link StyledMapInterface}, then <code>null</code> will be returned.
         * 
         * @return null or an {@link URL}
         */
        public URL getInfoURL();

        /**
         * Should be called when this Object is not needed anymore.
         */
        public void dispose();

        /** Is the object already disposed? * */
        public boolean isDisposed();

        /**
         * Clears any caches. For example the GeoObject could be released, and
         * reread on next call of getGeoObject()
         */
        public void uncache();

        /**
         * If true, this layer will not be shown in the legend. Default = false
         */
        public boolean isHideInLegend();
}
1	mojays	2	package skrueger.geotools;
2
3			import java.net.URL;
4
5			import javax.swing.ImageIcon;
6
7			import org.geotools.styling.Style;
8			import org.opengis.referencing.crs.CoordinateReferenceSystem;
9
10			import skrueger.i8n.Translation;
11
12			import com.vividsolutions.jts.geom.Envelope;
13
14			// fuer Doku
15			import org.geotools.feature.FeatureCollection;
16			import org.geotools.coverage.grid.GridCoverage2D;
17			import skrueger.geotools.MapContextManagerInterface;
18			import skrueger.AttributeMetaData;
19			import skrueger.RasterLegendData;
20
21			/**
22			* This class is the top interface for styled objects to be managed in
23			* {@link MapContextManagerInterface}. The (rough) classe structure is the
24			* following:
25			* <ul>
26			* <li><b>{@link StyledMapInterface StyledMapInterface<E>}</b>
27			* <ul>
28			* <li>{@link #getId()} -> String</li>
29			* <li>{@link #getKeywords() get/setKeywords()} -> {@link Translation}</li>
30			* <li>{@link #getTitle() set/getTitle()} -> {@link Translation} (short
31			* description for layer list)</li>
32			* <li>{@link #getDesc() set/getDesc()} -> {@link Translation} (long
33			* description for details)</li>
34			* <li>{@link #getCrs()} -> {@link CoordinateReferenceSystem}</li>
35			* <li>{@link #getCRSString()} -> String (readable description of CRS)</li>
36			* <li>{@link #getEnvelope()} -> {@link Envelope} (JTS-Envelope)</li>
37			* <li>{@link #getGeoObject()} -> E (GridCoverage/FeatureCollection/...)</li>
38			* <li>{@link #getStyle() set/getStyle()} -> {@link Style}</li>
39			* <li>{@link #isHideInLegend()} -> Boolean</li> *
40			* <li>{@link #uncache()}</li>
41			* <li>{@link #dispose()}</li>
42			* </ul>
43			* </li>
44			* <li><b>{@link StyledFeatureCollectionInterface} extends
45			* {@link StyledMapInterface StyledMapInterface<FeatureCollection>}</b>
46			* <ul>
47			* <li>{@link StyledFeatureCollectionInterface#getAttributeMetaDataMap()} ->
48			* Map<Integer,AttributeMetaData></li>
49			* </ul>
50			* </li>
51			* <li><b>{@link StyledRasterInterface} extends
52			* {@link StyledMapInterface StyledMapInterface<GridCoverage2D>}</b>
53			* <ul>
54			* <li>{@link StyledRasterInterface#getLegendMetaData()} ->
55			* {@link RasterLegendData}</li>
56			* </ul>
57			* </li>
58			* </ul>
59			* <br>
60			* <b>Restrictions:</b>
61			* <ul>
62			* <li>layer list only depends on {@link StyledMapInterface}</li>
63			* <li>methods returning {@link Translation} must not return {@code null}</li>
64			* <li>methods returning {@link AttributeMetaData}-Map must not return
65			* {@code null}</li>
66			* <li>static helper method to get a new {@link AttributeMetaData}-map withe
67			* the visible attributes only</li>
68			* <li>static helper method to create a "default" {@link AttributeMetaData}-map
69			* for a {@link FeatureCollection} with all attributes visible and without real
70			* translations, but the attribute name as description.</li>
71			* </ul>
72			*/
73			public interface StyledMapInterface<E> {
74			public String getId();
75
76			public Translation getTitle();
77
78			public void setTitle(Translation title);
79
80			public Translation getDesc();
81
82			public void setDesc(Translation dec);
83
84			public Translation getKeywords();
85
86			public void setKeywords(Translation keywords);
87
88			public CoordinateReferenceSystem getCrs();
89
90			public String getCRSString();
91
92			public Envelope getEnvelope();
93
94			/**
95			* @return return an ImageIcon - <code>null</code> is valid and no icon or
96			* a default icon will then be shown
97			*/
98			public ImageIcon getImageIcon();
99
100			public void setImageIcon(ImageIcon icon);
101
102			/**
103			* Returns the underlying GeoTools Object
104			*
105			* @throws RuntimeException
106			*/
107			public E getGeoObject() throws Exception;
108
109			public Style getStyle();
110
111			public void setStyle(Style style);
112
113			/**
114			* Returns the {@link URL} to a (HTML) file that provides more information
115			* about this layer. If no HTML if associated with this
116			* {@link StyledMapInterface}, then <code>null</code> will be returned.
117			*
118			* @return null or an {@link URL}
119			*/
120			public URL getInfoURL();
121
122			/**
123			* Should be called when this Object is not needed anymore.
124			*/
125			public void dispose();
126
127			/** Is the object already disposed? * */
128			public boolean isDisposed();
129
130			/**
131			* Clears any caches. For example the GeoObject could be released, and
132			* reread on next call of getGeoObject()
133			*/
134			public void uncache();
135
136			/**
137			* If true, this layer will not be shown in the legend. Default = false
138			*/
139			public boolean isHideInLegend();
140			}